Patent · US Expired

Microparticles and their therapeutic or diagnostic use

US6416739B1 · kind B1 · utility

55Cited by
4References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 2000
Grant dateJul 9, 2002
Priority date
Expiry dateOct 22, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2989
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Microcapsules having a wall thickness of no more than 500 nm, and a bulk density of no more than 0.2 g.cm−3, are suitable for therapeutic or diagnostic use. They are aerodynamically light, and can be used for delivery to the lung, or diagnosis by ultrasound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.